Shareholder Report, Line Graph (Details) - USD ($) |
1 Months Ended | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nov. 30, 2025 |
May 31, 2025 |
Nov. 30, 2024 |
May 31, 2024 |
Nov. 30, 2023 |
May 31, 2023 |
Nov. 30, 2022 |
May 31, 2022 |
Nov. 30, 2021 |
Jun. 30, 2021 |
Nov. 30, 2020 |
May 31, 2020 |
Nov. 30, 2019 |
May 31, 2019 |
Nov. 30, 2018 |
Jun. 30, 2018 |
May 31, 2018 |
Nov. 30, 2017 |
May 31, 2017 |
Nov. 30, 2016 |
May 31, 2016 |
Nov. 30, 2015 |
|
| Class R | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Accumulated Value | $ 33,660 | $ 23,642 | $ 24,565 | $ 21,455 | $ 18,533 | $ 14,771 | $ 13,892 | $ 13,616 | $ 17,491 | $ 18,770 | $ 10,781 | $ 8,499 | $ 8,700 | $ 7,858 | $ 8,517 | $ 9,197 | $ 9,852 | $ 9,524 | $ 8,927 | $ 8,918 | $ 10,000 | |
| Wilshire 2500 Growth Fund [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Accumulated Value | $ 47,117 | $ 39,760 | $ 40,326 | $ 34,580 | $ 28,861 | $ 25,712 | $ 22,883 | $ 23,491 | $ 29,093 | $ 26,857 | $ 22,180 | $ 17,715 | $ 17,051 | $ 14,627 | $ 14,300 | $ 14,387 | $ 13,429 | $ 11,909 | $ 10,525 | $ 9,783 | $ 10,000 | |